Description
🔋 Power up your day with UltraFire’s versatile charger!
- SAFE RELIABLE - Built-in protections ensure your batteries charge without risk.
- RAPID POWER BOOST - Charge your 14500 to 18650 batteries swiftly and efficiently.
- COMPACT PORTABLE - Sleek design fits perfectly in your work bag or desk drawer.
- PLUG PLAY CONVENIENCE - Simple USB connectivity for hassle-free charging anytime.
- VERSATILE COMPATIBILITY - Supports multiple battery sizes for all your devices.
The UltraFire WF-139 is a compact, efficient 3.7V battery charger compatible with 14500, 17500, 18500, and 18650 lithium-ion batteries, designed for fast, safe charging with universal USB connectivity.
